Chevrolet 1970 Owner's Manual page 63

Crankcase Ventilation Filter (located
within Air Cleaner}-lf so equipped,
inspect at every oil change and replace
if necessary. Replace at least every
24,000 miles; more often under dusty
driving conditions.
Flame Arrestor-Every 12,000 miles-
Clean the arrestor (located in the base
of the air cleaner) with kerosene or a
suitable solvent. Dry with compressed
air.
For maximum protection specify an
AC Acron air filter element.
Fuel Filters
Replace carburetor inlet filter ele-
ment located in carburetor inlet every
12 months or 12,000 miles whichever
occurs first or, if an in-line filter is
also used, every 24,000 miles.
Replace in-line filter every 24,000
miles.
Distributor Cam Lubricator
6 Cylinder Engine-Rotate cam lubri-
cator 180 0 at 12,000 mile intervals-
Replace at 24,000 mile intervals.
8 Cylinder Engine-Change cam lu-
bricator end for end at 12,000 mile
intervals-Replace at 24,000 mile in-
tervals.
Rear Axle
Standard-Every 6,000 Miles-Check
and keep filled to level of filler plug
hole with SAE 80 or SAE 80-90 Multi-
purpose Gear Lubricant meeting re-
quirements of U. S. Ordnance Spec.
MIL-L-2105-B.
Posltraction-Same . as standard axle
but use only the special positraction
lubricant available from your Chevro-
let Dealer.
Manual Transmission
3-Speed-Every 6,000 miles-Check
at operating temperature and fill as
necessary to level of filler plug hole
with SAE 80 or SAE 80-90 Multi-
purpose Gear Lubricant meeting re-
quirements of U.S. Ordnance Spec.
MIL-L-2105-B.
Clutch Cross-Shaff-Every 36,000
miles or sooner if necessary-Remove
the plug, install a lubrication fitting
and lubricate with water resistant EP
Chassis Lubricant which meets GM
Specification GM 6031M.
Automatic Transmission
General Motors DEXRON® Auto-
maticTransmission Fluid, which has
60
been especially formulated and tested
for use in your automatic transmis-
sion is recommended. Other Auto-
matic Transmission Fluids identified
with the mark DEXRON® are also
recommended.
EVERY 24,000 MILES (under nor-
mal driving conditions)-The trans-
mission fluid should be changed every
24,000 miles. If your car is driven ex-
tensively in heavy city traffic during
hot weather, or is used to pull a trailer,
change fluid every 12,000 miles. Like-
wise, operators of cars in commercial
use (such as taxicab, limousine or pa-
trol car service) where the engine idles
for long periods, should change fluid
every 12,000 miles.
Powerglide and Turbo Hydra-Matic
350 - Check fluid level on dipstick
as follows:
Transmission at Operating Tempera-
ture-Check the fluid level at each en-
gine oil change period. For an accurate
fluid level check, drive the car several
miles, making frequent starts and
stops, to bring the transmission up to
normal operating temperature (ap-
proximately 180°-190 °). Park the car